If you can send any photos to me I would love to see them. Thank you, Kind regrds Darren >From: "Jamie V." <jamievande@freenet.de> >Reply-To: Pacific Bulb Society <pbs@lists.ibiblio.org> >To: Pacific Bulb Society <pbs@lists.ibiblio.org> >Subject: Re: [pbs] Hippeastrum seeds and light >Date: Fri, 17 Feb 2006 10:30:46 +0100 > >Darren, > >I've been germinating a few Hippeastrums over the past months and concur >with Hans-Werner in the temperature area. I have found that germination >is equally good when I float the seeds in water, plant them on the >surface or plant slightly below the surface. Constant moisture seems to >be key, without it getting soggy wet. (Hans-Werner's suggestion about in >the dark makes excellent sense. The moisture level would be more >consitent). In the garden, I would try preparing the soil to smooth it >out, plant the seed on the open surface and then cover lightly with >clean sand, to hold them in place and maintain moisture/soil contact. >With the temperatures you have in La Paz, they should be showing leaves >in 2-3 weeks, I would think. I can't see planting them more than 1cm >below the surface as advantageous, but I may be wrong. > >Something I've notices over the past months of germination; not all >seeds/crosses germinate in the same time span. Some have been very >quick, mainly from large-flowered crosses, while those of H. cybister, >H. striatum, have been a bit slower, say another 10 days later. This >could be coincidence, or simply another adaptation to the species >natural environment. > >While on this topic, I have had the pleasure of blooming some of the >newer hybrids this Winter, among them H. xGiraffe, H. xLaPaz, H. xTosca, >H. cybister 'Reggae', H. xExotic Star, H. xEmerald and H. xBenfica. >Giraffe is a favourite with it's slightly twisted, veined blooms >underlayed with green. Also a robust grower. Can't wait to have a >clump growing. It will be a show-stopper. > >I hope to poat some photos soon. > >Jamie V. >Cologne > > >Darren Sage schrieb: > > > Thank you. > > > > How deep can they be planted? > > > > I intend to grow then outside, where we have current temperatures of > > 15-25 C night/day. > > > > Kind regards > > > > Darren > > (L Paz, Mexico) > > > > > >> From: "Hans-Werner Hammen" <haweha@hotmail.com> > >> Reply-To: Pacific Bulb Society <pbs@lists.ibiblio.org> > >> To: pbs@lists.ibiblio.org > >> Subject: Re: [pbs] Hippeastrum seeds and light > >> Date: Wed, 15 Feb 2006 16:15:32 +0000 > >> > >> Hi Darren: > >> > >> You can germinate hippeastrums in the dark. > >> This is even advantageous because then the substrate dries out more > >> slowly. > >> > >> However when the first seedlings show up with leaves 1 cm long then > >> it is > >> high time to apply natural light or artificial light from fluorescent > >> tubes > >> or high pressure metal halide discharge lamps, the area related >electric > >> installation power being in the magnitude of 200 Watts / square meter. > >> > >> I recommend "only" 22 to 25°C indoors. > >> That is enough in order to envoke full growth speed. > >> Higher temperatures means a shift of the light/temperature ratio > >> indoors to > >> a critical lower level and might provoke a more elongated, unstable, > >> watery, > >> spillery growth. > >> For the same reason there might be some advantage to reduce the night > >> temperature. For energy saving reasons (I admit), but with this in >mind > >> too, I reduce the air temperature to 20-22°C at night. > >> > >> There is another point of view associated with these recommendations > >> which > >> might become relevant - much later: You disadvantage those seedlings > >> individuals which have a higher or particularly high temperature >demand. > >> For my part I never want to keep such capricious seedlings. These > >> should all > >> be thrown away when the moment has come to select and replant the > >> youngsters. > >> > >> Hans-Werner > >> > >> > >> >From: "Darren Sage" <darrensage100@hotmail.com> > >> >Reply-To: Pacific Bulb Society <pbs@lists.ibiblio.org> > >> >To: pbs@lists.ibiblio.org > >> >Subject: [pbs] Hippeastrum seeds and light > >> >Date: Tue, 14 Feb 2006 23:37:18 +0000 > >> > > >> >I have been making my first crosses and have just harvested my first > >> seeds > >> >today. > >> > > >> >Is light needed for germination? What tempertures are recommended? > >> These > >> >are crosses from large flowered hybrids. > >> > >> > >> _______________________________________________ > >> pbs mailing list > >> pbs@lists.ibiblio.org > >> http://www.pacificbulbsociety.org/list.php > > > > > > > >------------------------------------------------------------------------ > > > >_______________________________________________ > >pbs mailing list > >pbs@lists.ibiblio.org > >http://www.pacificbulbsociety.org/list.php > > > > >_______________________________________________ >pbs mailing list >pbs@lists.ibiblio.org >http://www.pacificbulbsociety.org/list.php